Home / 19,946,998.60-29,922,053.10-8,587,817.80

Finding the Fourth Proportional to 19,946,998.60, 29,922,053.10 and 8,587,817.80

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Solution

The fourth proportional to 19,946,998.60, 29,922,053.10 and 8,587,817.80 is: 12,882,396.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,946,998.60 : 29,922,053.10 = 8,587,817.80 : x
  2. Step 2: Convert to fraction form
    19,946,998.60/29,922,053.10 = 8,587,817.80/x
  3. Step 3: Cross multiply
    19,946,998.60x = 29,922,053.10 × 8,587,817.80
  4. Step 4: Simplify right side
    19,946,998.60x = 256,965,140,224,725.22
  5. Step 5: Solve for x
    x = 256,965,140,224,725.22/19,946,998.60
  6. Step 6: Final answer
    x = 12,882,396.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.